Category:Roads numbered 18

• Signs for roads numbered 18 (1 C, 127 F)

*

• Eighteenth streets (11 C)

1

• 18th Street (Denver) (11 C, 2 F)

A

• A18 (Belgium) (5 F)
• A18 (Switzerland) (1 C, 13 F)
• A18 road (England) (4 C, 32 F)
• A18 road (Isle of Man) (11 F)
• AH18 (2 F)
• Alabama State Route 18 (1 C, 4 F)
• Arkansas Highway 18 (9 F)

B

• Bodensee Schnellstraße S18 (12 F)
• Bundesstraße 18 (3 F)

C

• California State Route 18 (1 C, 16 F)
• Chiba prefectural road route 18 (4 F)
• County Route 18 (Monmouth County, New Jersey) (1 C)
• County Route 18 (White Pine County, Nevada) (2 F)
• County Route 340/18 (Jefferson County, West Virginia) (1 F)

D

• Delaware Route 18 (2 C, 6 F)

E

• E018 (2 F)
• E18 (5 C, 24 F)
• EN 18 road (Portugal) (2 C, 4 F)

F

• National road 18 (Finland) (1 C, 16 F)
• Florida State Road 18 (17 F)

G

• G18 Rongwu Expressway (9 F)
• Georgia State Route 18 (2 C, 25 F)
• Gifu Prefectural Road and Aichi Prefectural Road Route 18 (2 C, 11 F)
• Greitkelis A18 (3 F)

H

• H18 road (Ukraine) (2 C, 3 F)
• Highway 18 (Taiwan) (5 C, 3 F)
• Hyogo Prefectural Road Route 18 (1 C, 28 F)

I

• Illinois Route 18 (5 F)
• Indiana State Road 18 (1 C, 21 F)

J

• Joshin-Etsu Expressway (6 C, 18 F)

K

• K-18 (Kansas highway) (4 F)

L

• Road P18 (Latvia) (7 F)
• Louisiana Highway 18 (1 C, 6 F)

M

• M-18 (Michigan highway) (6 F)
• M18 motorway (England) (3 C, 2 F)
• Maryland Route 18 (1 C, 82 F)
• Massachusetts Route 18 (1 C, 6 F)
• Mie Prefectural Road Route 18 (2 F)
• Mississippi Highway 18 (2 F)

N

• N18 road (Algeria) (35 F)
• N18 road (Ireland) (5 F)
• N18 road (South Africa) (3 F)
• N18B road (Algeria) (2 F)
• Nagano Prefectural Road Route 18 (1 C, 7 F)
• National road 18 (Poland) (1 C, 3 F)
• National road 18 (Rwanda) (1 F)
• National Route 18 (Argentina) (4 F)
• New Hampshire Route 18 (2 F)
• New Jersey Route 18 (3 C, 2 F)
• New Mexico State Road 18 (1 C, 4 F)
• New York State Route 18 (1 C, 312 F)
• New York State Route 18E (1 F)
• New York State Route 18F (3 C, 19 F)
• Niigata Prefectural Road Route 18 (1 F)
• North Carolina Highway 18 (8 F)
• North Dakota Highway 18 (1 P, 2 F)

O

• Ohio State Route 18 (7 C, 137 F)
• Okinawa Prefectural Road 18 (8 F)
• Oklahoma State Highway 18 (4 F)
• Oregon Route 18 (129 F)

P

• Pennsylvania Route 18 (2 C, 465 F)
• Provincial Route 18 (Buenos Aires) (2 F)
• Provincial Route 18 (Santa Fe) (7 F)
• Puerto Rico Highway 18 (14 F)

R

• Road I/18 (Slovakia) (4 C, 145 F)
• Route 18 (Japan) (7 C, 56 F)
• Route départementale 18 (Allier) (1 C, 5 F)
• Route départementale 18 (Rhône) (13 F)
• Route nationale 18 (Luxembourg) (1 C, 5 F)
• Route nationale 18A (Luxembourg) (1 F)
• Route PY18, Paraguay (1 F)

S

• Saskatchewan Highway 18 (7 F)
• Shiga Prefectural Road Route 18 (2 C, 11 F)
• Shizuoka Prefectural Road Route 18 (2 C, 7 F)
• South Carolina Highway 18 (5 F)
• Sowerby Bridge Footpath 18 (12 F)
• State Highway 18 (New Zealand) (3 C, 2 F)
• Strada provinciale 18 Padullese (1 F)
• Strada provinciale 18 Travagliato-Urago d'Oglio (1 F)
• Strada provinciale 18/a5 Colle Cagioli (1 F)
• Strada regionale 18 di Santo Stino (1 F)
• Strada statale 18 dir Tirrena Inferiore (1 F)
• Strada statale 18 dir/A di Badia di Cava (1 F)
• Strada statale 18 dir/B Tirrena Inferiore (1 F)
• Strada statale 18 racc bis Tirrena Inferiore (1 F)
• Strada statale 18 racc ter Tirrena Inferiore (1 F)
• Strada Statale 18 Tirrena Inferiore (7 F)
• Strada statale 18 var Cilentana (1 F)

T

• Texas State Highway 18 (1 C, 8 F)
• Tochigi Prefectural Road Route 18 (3 F)
• Tokyo Metropolitan Road Route 18 (27 F)

U

• U.S. Route 18 (7 C, 2 F)
• Utah State Route 18 (3 C, 4 F)

V

• Virginia State Route 18 (5 F)

W

• Washington State Route 18 (15 F)
• West Virginia Route 18 (5 F)

Y

• Yamanashi Prefectural Road Route 18 (1 C, 8 F)